43 lines
1 KiB
Python
43 lines
1 KiB
Python
import sys
|
|
from collections import OrderedDict
|
|
|
|
|
|
def main():
|
|
speed_limit = int(input())
|
|
n = int(input())
|
|
vehicles = OrderedDict()
|
|
for i in range(n):
|
|
plaque, distance, timestamp = input().split()
|
|
distance = int(distance)
|
|
timestamp = int(timestamp)
|
|
vehicles.setdefault(plaque, []).append((distance, timestamp))
|
|
|
|
found_excess = False
|
|
for k, v in vehicles.items():
|
|
overspeeds = find_over_speed(v, speed_limit)
|
|
for overspeed in overspeeds:
|
|
found_excess = True
|
|
print(k, overspeed[1])
|
|
|
|
if not found_excess:
|
|
print('OK')
|
|
|
|
|
|
def find_over_speed(vehicle, speed_limit):
|
|
distance, timestamp = vehicle[0]
|
|
overspeeds = []
|
|
|
|
for data in vehicle[1:]:
|
|
dist_delta = data[0] - distance
|
|
time_delta = (data[1] - timestamp) / 3600
|
|
speed = dist_delta / time_delta
|
|
if speed > speed_limit:
|
|
overspeeds.append((speed, data[0]))
|
|
distance, timestamp = data
|
|
|
|
return overspeeds
|
|
|
|
|
|
if __name__ == '__main__':
|
|
main()
|